Housing for a heater



FIG. 1 is a front elevational view;

FIG. 2 is a rear elevational view;

FIG. 3 is a top view;

FIG. 4 is a bottom view;

FIG. 5 is a left side elevational view; and,

FIG. 6 is a front perspective view from the left side.

The right side elevational view of the "housing for a heater" is a mirror image of the left side.

The broken line showing of the grill in FIGS. 1, 3, 5 & 6 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a "housing for a heater", as shown and described. 